Forums > Engineering Questions and Answers > Puzzles
What invention lets you look right through a wall?
Last Post 24 Feb 2015 10:53 PM by bruno gggg. 2 Replies.
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alec
Basic Member
Basic Member
Posts:167

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15 Feb 2015 08:10 PM
    What invention lets you look right through a wall?
    hamza
    New Member
    New Member
    Posts:62

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    16 Feb 2015 07:22 PM
    WINDOW
    bruno gggg
    New Member
    New Member
    Posts:63

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    24 Feb 2015 10:53 PM
    window

    Forums > Engineering Questions and Answers > Puzzles
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